---- nnn-3.3/Makefile.orig 2020-08-06 12:43:07.917453708 +0200
-+++ nnn-3.3/Makefile 2020-08-06 12:46:43.682792814 +0200
-@@ -41,7 +41,7 @@
- endif
-
- ifeq ($(strip $(O_PCRE)),1)
-- CPPFLAGS += -DPCRE
-+ override CPPFLAGS += -DPCRE
- LDLIBS += -lpcre
- endif
-
-@@ -62,7 +62,7 @@
- endif
-
- ifeq ($(strip $(O_CTX8)),1)
-- CPPFLAGS += -DCTX8
-+ override CPPFLAGS += -DCTX8
- endif
-
- ifeq ($(strip $(O_ICONS)),1)
-@@ -75,9 +75,9 @@
- LDLIBS_CURSES ?= -lncurses
- endif
-
--CFLAGS += -std=c11 -Wall -Wextra -Wshadow
--CFLAGS += $(CFLAGS_OPTIMIZATION)
--CFLAGS += $(CFLAGS_CURSES)
-+override CFLAGS += -std=c11 -Wall -Wextra -Wshadow
-+override CFLAGS += $(CFLAGS_OPTIMIZATION)
-+override CFLAGS += $(CFLAGS_CURSES)
-
- LDLIBS += $(LDLIBS_CURSES)
-